21269766

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{506423}}^1$

素因数の和:506435

約数の個数: 16

約数和(自身を含む): 48616704

約数和(自身を除く): 27346938

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 506423, 1012846, 1519269, 3038538, 3544961, 7089922, 10634883, 21269766]

約数ペア:

[(1, 21269766), (2, 10634883), (3, 7089922), (6, 3544961), (7, 3038538), (14, 1519269), (21, 1012846), (42, 506423)]